Towns
| State | City/Town | Town Title |
|---|---|---|
| Connecticut | Old Lyme | Old Lyme, CT |
| Connecticut | Old Mystic | Old Mystic, CT |
| Connecticut | Old Saybrook | Old Saybrook, CT |
| Connecticut | Oneco | Oneco, CT |
| Connecticut | Orange | Orange, CT |
| Connecticut | Oxford | Oxford, CT |
| Connecticut | Pawcatuck | Pawcatuck, CT |
| Connecticut | Pequabuck | Pequabuck, CT |
| Connecticut | Pine Meadow | Pine Meadow, CT |
| Connecticut | Plainfield | Plainfield, CT |
| Connecticut | Plainville | Plainville, CT |
| Connecticut | Plantsville | Plantsville, CT |
| Connecticut | Plymouth | Plymouth, CT |
| Connecticut | Pomfret | Pomfret, CT |
| Connecticut | Pomfret Center | Pomfret Center, CT |
| Connecticut | Poquonock | Poquonock, CT |
| Connecticut | Portland | Portland, CT |
| Connecticut | Preston | Preston, CT |
| Connecticut | Prospect | Prospect, CT |
| Connecticut | Putnam | Putnam, CT |
| Connecticut | Quaker Hill | Quaker Hill, CT |
| Connecticut | Quinebaug | Quinebaug, CT |
| Connecticut | Redding | Redding, CT |
| Connecticut | Redding Center | Redding Center, CT |
| Connecticut | Redding Ridge | Redding Ridge, CT |